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Finding the Fourth Proportional to 8,497.83, 12,746.73 and 5,575.45

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Solution

The fourth proportional to 8,497.83, 12,746.73 and 5,575.45 is: 8,363.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.83 : 12,746.73 = 5,575.45 : x
  2. Step 2: Convert to fraction form
    8,497.83/12,746.73 = 5,575.45/x
  3. Step 3: Cross multiply
    8,497.83x = 12,746.73 × 5,575.45
  4. Step 4: Simplify right side
    8,497.83x = 71,068,755.78
  5. Step 5: Solve for x
    x = 71,068,755.78/8,497.83
  6. Step 6: Final answer
    x = 8,363.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.